Delphi XE8 – Installation problem Root › Technical support › Troubleshooting › Installation problems This topic has 1 reply, 2 voices, and was last updated 6 years ago by Support. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts December 2, 2018 at 11:11 am #38039 MetroFXParticipant dcc command line for “acntDelphiXE8.dpk” [dcc32 Error] sRegisterIt.pas(92): E2003 Undeclared identifier: 'TsSysButton' [dcc32 Fatal Error] acntDelphiXE8.dpk(40): F2063 Could not compile used unit 'sRegisterIt.pas' Failed December 3, 2018 at 2:54 pm #58675 SupportKeymaster Hello You should search and remove old package files, (Bpl, Pas and Dcu). These files conflicts with new package. Please, write again if the problem is not solved. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In Root › Technical support › Troubleshooting › Installation problems